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khoom

2-Nitrophenol CAS Nr 88-75-5

Chemical Property:

Molecular Formula C6H5 NPO 3
Molar Mass 139.11 Nws
Qhov ntom 1.495 Nws
Melting Point 43-47 ℃
Boling Point 215.8 ° C ntawm 760 mmHg
Flash Point 97.1°C dej
Dej Solubility 2 g / L (25 ℃)
Vapor Siab 0.0987mmHg ntawm 25 ° C
Vapor Density 1 hli Hg (49.3 ° C)
Qhov tshwm sim Ntshiab daj daj kua muag
PH 5.0-7.0 Nws
Kev cia khoom 库房通风低温干燥; 与食品原料分开储运
Kev ruaj ntseg ruaj khov. Incompatible nrog cov hauv paus muaj zog, muaj zog oxidizing tus neeg sawv cev.
Physical thiab Chemical Properties Qhov tsos: lub teeb daj
Cov ntsiab lus: ≥ 99.5%
Qhov kub thiab txias: ≥42 ° C
Melting Point: 43-45 ° C
Kub taw tes: 81.6 ° C
boiling tsawg: ≤ 0.3%
Kev kub siab: ≤ 0.3%
Ntshiab: ≤ 0.3%
noo noo: ≤ 0.5% soluble hauv ethanol, ether, benzene, carbon disulfide, alkali hydroxide thiab dej kub, me ntsis soluble hauv dej txias, tuaj yeem volatilized nrog chav. Tshuaj lom. Muaj almond saj.
Siv Siv nyob rau hauv tshuaj, dye kev lag luam, kuj siv raws li analytical reagent

Product Detail

Khoom cim npe

Hazard Cov Cim Xn – Ua phem
Risk Codes R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos.
R33 - Kev phom sij ntawm cov teebmeem tshwm sim
Kev nyab xeeb piav qhia S36/37 - Hnav cov khaub ncaws tiv thaiv thiab hnab looj tes tsim nyog.
S45 - Thaum muaj xwm txheej lossis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (qhia daim ntawv lo thaum twg ua tau.)
UN IDs TIAB SA 1663
WGK Germany 2
RTECS SM2100000
TSCA Yog lawm
HS Code 29089000 ib
Hazard Class 6.1
Packing Group III
Toxicity LD50 hais lus hauv nas, nas: 1.297, 2.828 g/kg, KC Back et al., Reclassification of Materials Listed as Transportation Health Hazards (TSA-20-72-3; PB214-270, 1972)

 

 


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